1.0.3 • Published 4 months ago
@energy8/massa-provider v1.0.3
Energy8 Wallet massa-provider
Implementation of Energy8 web3 wallet to access the massа chain
@energy8/massa-provider
is a TypeScript library to easily connect frontend applications with browser energy8 wallet extension and massa blockchain.
Installation
npm install @energy8/massa-provider
or
yarn add @energy8/massa-provider
Usage
import (this script works only in the browser!)
import { web3 } from '@energy8/massa-provider';
(async () => {
const Web3 = await web3
})()
Promise<IMassaProvider>
Promise<boolean>
boolean
boolean
string
data:
type: Buffer | Uint8Array | string
Promise<IAccountSignOutput>
{
"publicKey": "...",
"base58Encoded": "..."
}
amount:
type: bigint
fee:
type: bigint
Promise<ITransactionDetails>
{
"operationId": "B1t..."
}
amount:
type: bigint
fee:
type: bigint
Promise<ITransactionDetails>
{
"operationId": "B1t..."
}
amount:
type: bigint
recipientAddress:
type: string
fee:
type: bigint
Promise<ITransactionDetails>
{
"operationId": "B1t..."
}
contractAddress:
type: string
functionName:
type: string
parameter:
type: Uint8Array
amount:
type: bigint
fee:
type: bigint
maxGas:
type: bigint
Promise<ITransactionDetails>
{
"operationId": "B1t..."
}
Example
import {web3} from '@energy8/massa-provider'
(async () => {
const Web3 = await web3
await Web3.wallet.connect()
console.log('connected', Web3.wallet.connected)
//base58 address string
console.log('connected', Web3.wallet.account.address())
/**
* {finalBalance: string, candidateBalance: string}
*/
console.log('balance', Web3.wallet.account.balance())
/**
* state locked/unlocked wallet extension
*/
console.log('unlocked', Web3.wallet.unlocked)
/**
* returned ITransactionDetails
* {operationId: string}
*/
console.log('unlocked', Web3.wallet.account.buyRolls(
10n,
10n,
))
/**
* returned ITransactionDetails
* {operationId: string}
*/
console.log('execSC', Web3.contract.execSmartContract(
'AU166n9NvYrSGfMoXAPnwD4hXyLzZchJHj1TUkWwBEae8L3X8MwB',
'someFunctionName',
new Uint8Array([4, 0, 0, 0, 116, 101, 115, 116]),
10n,
10n,
100000000n
))
})();